Thursday 27 March 2014 at 17:38
A series of recordings made in 1946 as part of the “Ogooué-Congo” mission, a French scientific expedition led by ethnologist Noël Ballif through Middle-Congo and Gabon with a purpose to discover and study the Pygmy peoples.
Source: http://publicdomainreview.org/collections/recordings-of-pygmy-music-from-the-1946-ogooue-congo-mission/